What is today's weather forecast for Centralia, IL?

Today's forecast for Centralia shows a high of 43 degrees and a low of 29 degrees Fahrenheit. Sunny, with a high near 43.

What is the 7-day weather forecast for Centralia, IL?

The 7-day forecast for Centralia shows highs from 30 to 43 degrees and lows from 19 to 29 degrees Fahrenheit. Expect precipitation on 4 days with chances of 20% or higher.

Will it rain in Centralia, IL this week?

Yes, rain is possible in Centralia this week. Precipitation chances: Friday (30% chance), Saturday (90% chance), Sunday (20% chance), Monday (40% chance).

How accurate is the Centralia weather forecast?

WeatherForYou provides highly accurate Centralia forecasts using National Weather Service data and current conditions from the nearest available weather stations, often miles closer than regional airports, for the most precise local forecasts.

Centralia, IL Weather Forecast and Current Conditions

Current Conditions From Nearby Local Station

Switch to Metric Units

43°F
Feels Like 37°F

Humidity 52% Dew Point 27°F Wind W 12 MPH Gusts 16 Barometer 30.16 in.

Solar Rad 90 w/m²

Report from a personal weather station 0.7 mi. ENE of central Centralia
at 1:23 PM Wed, Nov 26, 2025

Point Forecast at a Glance

WedNov 26

ThuNov 27

FriNov 28

SatNov 29

90%

SunNov 30

20%

MonDec 1

30%

TueDec 2

7-Day Temperature Trend

Week Ahead Summary

Variable high temperatures through the week, ranging from 30°F to 43°F. Unsettled weather expected with snow likely on at least 4 days.

Climate Context

This week's forecast shows temperatures running 11°F below the historical average for November-December. Normal highs for this period are around 48°F with lows around 31°F.

This Date in Weather History

1888 - A late season hurricane brushed the East Coast with heavy rain and gale force winds. The hurricane passed inside Nantucket and over Cape Cod, then crossed Nova Scotia.

Centralia, IL 7 Day Weather Forecast Details

Wednesday Nov 26

Day: Sunny, with a high near 43. Breezy, with a west wind 15 to 21 mph, with gusts as high as 36 mph.

Night: Increasing clouds, with a low around 29. Northwest wind 8 to 14 mph, with gusts as high as 24 mph.

Thursday Nov 27

Day: Sunny, with a high near 40. Northwest wind 8 to 11 mph.

Night: Clear, with a low around 22. Northwest wind 3 to 6 mph.

Friday Nov 28

Day: Sunny, with a high near 38. Northwest wind around 5 mph becoming calm in the afternoon.

Night: A 30 percent chance of snow after midnight. Mostly cloudy, with a low around 27.

Saturday Nov 29

Day: Snow likely before noon, then rain, possibly mixed with snow. High near 39. Chance of precipitation is 90%.

Night: Rain, mainly before midnight. Low around 27. Chance of precipitation is 80%.

Sunday Nov 30

Day: A slight chance of snow before noon, then a slight chance of rain. Mostly cloudy, with a high near 34. Chance of precipitation is 20%.

Night: Mostly cloudy, with a low around 19.

Monday Dec 1

Day: A 30 percent chance of snow. Mostly cloudy, with a high near 30.

Night: A 40 percent chance of snow. Mostly cloudy, with a low around 19.

Tuesday Dec 2

Day: Mostly sunny, with a high near 33.

About Centralia, IL

Centralia is a city in Clinton, Jefferson, Marion, and Washington counties in the U.S. state of Illinois with the largest portion in Marion County. The city is the largest in three counties, Clinton, Marion, and Washington, but it is not a county seat for any of them. The population was 12,182 as of the 2020 census, down from 13,032 in 2010.

Content from Wikipedia, licensed under CC BY-SA 3.0.

How We Provide Better Local Weather

Current conditions: We use the nearest available station to your location - including professional MESONET/MADIS and local weather stations - often miles closer than regional airports.

Forecasts: National Weather Service point forecasts predict for your specific area, not broad regional zones, making them far more relevant to your location.

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